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Expansion valve DPF(P1)1.0~DPF(P2)3.2 Series

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DPF(P1)1.0~DPF(P2)3.2 are series of electronic expansion valves mainly applied in refrigeration, air conditioner, heat pump systems to realize automatic adjustment of the refrigerant flow, making the system to operate under optimal conditions, and achieve rapid cooling or heating, precise temperature control, energy-saving purposes.
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  • Gangli

1) Product features:

Smaller installation space: low height, small size, and light weight;

Optimized flow channel, lower noise

Fast function, low energy consumption;

Dual-way adjustment, applicable to reversible systems such as heat pump etc.,


2) Scope of application:

Applicable refrigerant: R22, R134a, R407C, R404A, R410A, R32, R290 etc.

Range of capacity: 3.5~33.3KW (R22 nominal capacity)

Medium temperature: -40℃~+85℃ (The electrification rate is below 50%)

Ambient temperature: -30℃~+60℃ (The electrification rate is below 50%)

Relative humidity: below 95%RH

Fully open pulse: 500; Valve-opening pulse: 32±20

Certification: UL, VDE, CQC

Installation method: the coil is facing upwards, and the axis of the valve body rotor is perpendicular to the horizontal plane with a deviation within ±15°, the inlet pipe is placed horizontally, while the outlet pipe points downwards.



3) Electrical parameters:

Rated voltage:12VDC (±10%), rectangular wave

Action mode:4-phase 8-beat permanent magnet stepper motor, direct drive type.

Excitation method: 1-2 phase excitation, unipolar drive.

Excitation speed:30PPS-4OPPS

End excitation mode maintaining: 0.1s~1.0s

Shortest action time from fully open to fully closed:13s(4Opps)

Coil current: DPF1.0~3.2,260mA/phase (20℃)

Coil resistance: DPF1.0~3.2,4.6±3.7Ω/phase (20℃)

Coil insulation level: E

Protection level: IP67


Flow curve:

Expansion valve DPF(P1)1.0DPF(P2)3.2 Series Flow curve


微信图片_20231019152520

Dimiensions:

Specification Coil model Dimensions mm
Valve body   height A Elbow pipe height B Center distance C Connection pipe   diameter ΦD Valve body diameter ΦE Coil diameter ΦF. Coil height G Wire length H
DPF(P1)1.0-2.2 DQM01 79.5 36 30 6.35 17.4 38 34.5 600
DPF(P2)2.4-3.2 DQM02 87 40 30 7.94 21.8 44 36.5 600


Note: recommended lead length standard series: 500mm 700mm 1000mm 1500mm


Model and product parameters:

Product   series Nominal capacity[KW] Kv Maximum working   pressure Maximum working   pressure differential Reverse working   pressure differential
R22 R134a R407C R404A R410A R32 R290 [m3/h] [Mpa] [MPa] [MPa]
DPF1.0 3.8 3.0 4.0 2.7 4.4 6.5 3.9 0.03 4.9 3.5 ≥2.5
DPF1.3 5.2 4.1 5.4 3.6 6.1 9.2 5.6 0.05 4.9 3.5 ≥2.5
DPF1.65 8.9 6.9 9.2 6.2 10.4 15.5 9.4 0.08 4.9 3.5 ≥2.5
DPF1.8 10.6 8.3 10.9 7.4 12.4 18.4 11.1 0.1 4.9 3.5 ≥2.5
DPF2.0 13.1 10.2 13.5 9.2 15.3 22.8 13.7 0.16 4.9 3.5 ≥2.5
DPF2.2 14.1 11.0 14.5 9.9 16.5 24.5 14.8 0.2 4.9 3.5 ≥2.5
DPF2.4 16.6 12.9 17.1 11.6 19.4 28.8 17.4 0.23 4.9 3.5 ≥2.5
DPF3.0 27.8 21.7 28.6 19.4 32.5 47.7 28.8 0.39 4.9 3.5 ≥1.5
DPF3.2 30.3 23.7 31.3 21.2 35.5 52.6 31.7 0.43 4.9 3.5 ≥1.5

(*) Rated operating conditions: Condensing temperature Tc=38℃; Evaporating temperature Te=5℃; Supercooling temperature SC=0℃; Superheat degree SH=0℃




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Zhongshan Gangli Refrigeration Fittings Co., Ltd. is an enterprise integrating R&D, design, production and sales, specializing in the production of refrigeration accessories.

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